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Z--Alpo Stabilization of Staple Bend Tunnel

National Park Service · Department of the Interior · DOI, NPS Conops Strategic

Was due
Oct 30, 6:00 PM ET
Solicitation
140P4226R0026
NAICS
237990 Other Heavy and Civil Engineering Construction
Notice type
Solicitation
Open the official notice on SAM.govGet bids like this by email

What the agency asks for

Allegheny Portage Railroad National Historical Site (ALPO) - Tunnel Stabilization of Staple Bend Tunnel Amendment 0001 extends the closing date and time to Friday, October 30, 2026 by no later than 1600 Mountain Time. The full solicitation is now posted in SAM.gov, including all related documents. An organized site visit has been scheduled for: Wednesday, August 26, 2026, at 10 AM Eastern. Participants will meet at: Staple Bend Tunnel - Trailhead Parking Lot (For specific directions see…

Read the full description and attachments on SAM.gov

Timeline

  1. Notice posted
    Sep 17, 2026
  2. Offers due
    Oct 30, 2026, 6:00 PM EDT
  3. Leaves SAM.gov’s active list
    Nov 14, 2026

Details

PSC code
Z1QA
Set-aside
Total Small Business Set-Aside (FAR 19.5)
Contracting office
Washington, DC

Contact in the official notice

McCabe, Brian · brian_mccabe@ios.doi.gov · 2023397772

Notices on SAM.gov

Questions

When are responses due for 140P4226R0026?

The response date was Oct 30, 2026, 6:00 PM EDT; it has passed.

Who can bid on 140P4226R0026?

It is set aside: Total Small Business Set-Aside (FAR 19.5). Only businesses that qualify, are registered in SAM.gov and meet the size standard of the NAICS code can respond.

What NAICS code is 140P4226R0026?

NAICS 237990, Other Heavy and Civil Engineering Construction. The small business size standard of this code decides who counts as small for set-asides.

Where do I submit a response?

Follow the instructions in the official notice on SAM.gov; the documents and any amendments are there. The buyer is National Park Service, DOI, NPS Conops Strategic. PublicBeam shows a summary of “Z--Alpo Stabilization of Staple Bend Tunnel” and does not accept responses.

Source: SAM.gov Contract Opportunities (U.S. General Services Administration), public daily data; U.S. government data is not copyrighted. PublicBeam is independent and not affiliated with SAM.gov or any agency. Always check the official notice before you bid.